diff options
| -rw-r--r-- | board/ads5121/ads5121.c | 4 | ||||
| -rw-r--r-- | include/configs/ads5121.h | 1 | ||||
| -rw-r--r-- | include/mpc512x.h | 1 |
3 files changed, 6 insertions, 0 deletions
diff --git a/board/ads5121/ads5121.c b/board/ads5121/ads5121.c index ba3d7d2..deaa292 100644 --- a/board/ads5121/ads5121.c +++ b/board/ads5121/ads5121.c @@ -25,6 +25,7 @@ #include <mpc512x.h> #include <asm/bitops.h> #include <command.h> +#include <asm/processor.h> #include <fdt_support.h> #ifdef CONFIG_MISC_INIT_R #include <i2c.h> @@ -92,6 +93,9 @@ int board_early_init_f (void) * Configure Flash Speed */ *((volatile u32 *)(CFG_IMMR + LPC_OFFSET + CS0_CONFIG)) = CFG_CS0_CFG; + if (SVR_MJREV (im->sysconf.spridr) >= 2) { + *((volatile u32 *)(CFG_IMMR + LPC_OFFSET + CS_ALE_TIMING_CONFIG)) = CFG_CS_ALETIMING; + } /* * Enable clocks */ diff --git a/include/configs/ads5121.h b/include/configs/ads5121.h index 5f74afb..f516c46 100644 --- a/include/configs/ads5121.h +++ b/include/configs/ads5121.h @@ -210,6 +210,7 @@ #define CFG_CS0_CFG 0x05059310 /* ALE active low, data size 4bytes */ #define CFG_CS2_CFG 0x05059010 /* ALE active low, data size 1byte */ +#define CFG_CS_ALETIMING 0x00000005 /* Use alternative CS timing for CS0 and CS2 */ /* Use SRAM for initial stack */ #define CFG_INIT_RAM_ADDR CFG_SRAM_BASE /* Initial RAM address */ diff --git a/include/mpc512x.h b/include/mpc512x.h index a76b1ca..cb418d1 100644 --- a/include/mpc512x.h +++ b/include/mpc512x.h @@ -58,6 +58,7 @@ #define CS5_CONFIG 0x00014 #define CS6_CONFIG 0x00018 #define CS7_CONFIG 0x0001C +#define CS_ALE_TIMING_CONFIG 0x00034 #define CS_CTRL 0x00020 #define CS_CTRL_ME 0x01000000 /* CS Master Enable bit */ |